[298] | 1 |
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[919] | 2 | from . import fs
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| 3 | from . import const
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| 4 | from . import util
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| 5 | from .acars import ACARS
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| 6 | from .sound import startSound
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[298] | 7 |
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| 8 | import time
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| 9 |
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| 10 | #---------------------------------------------------------------------------------------
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| 11 |
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[297] | 12 | ## @package mlx.checks
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| 13 | #
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| 14 | # The classes that check the state of the aircraft.
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| 15 | #
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| 16 | # During the flight the program periodically queries various data from the
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| 17 | # simulator. This data is returned in instances of the \ref
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| 18 | # mlx.fs.AircraftState class and passed to the various "checkers",
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| 19 | # i.e. instances of subclasses of the \ref StateChecker class. These checkers
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| 20 | # perform various checks to see if the aircraft's parameters are within the
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| 21 | # expected limits, or some of them just logs something.
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| 22 | #
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| 23 | # There are a few special ones, such as \ref StageChecker which computes the
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| 24 | # transitions from one stage of the flight to the next one. Or \ref ACARSSender
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| 25 | # which sends the ACARS periodically
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[8] | 26 |
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| 27 | #---------------------------------------------------------------------------------------
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| 28 |
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| 29 | class StateChecker(object):
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| 30 | """Base class for classes the instances of which check the aircraft's state
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| 31 | from some aspect.
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| 32 |
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| 33 | As a result of the check they may log something, or notify of some fault, etc."""
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| 34 | def check(self, flight, aircraft, logger, oldState, state):
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| 35 | """Perform the check and do whatever is needed.
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| 36 |
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| 37 | This default implementation raises a NotImplementedError."""
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| 38 | raise NotImplementedError()
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[332] | 39 |
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[8] | 40 | #---------------------------------------------------------------------------------------
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| 41 |
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| 42 | class StageChecker(StateChecker):
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| 43 | """Check the flight stage transitions."""
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[25] | 44 | def __init__(self):
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| 45 | """Construct the stage checker."""
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| 46 | self._flareStarted = False
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| 47 |
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[8] | 48 | def check(self, flight, aircraft, logger, oldState, state):
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| 49 | """Check the stage of the aircraft."""
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| 50 | stage = flight.stage
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| 51 | if stage==None:
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| 52 | aircraft.setStage(state, const.STAGE_BOARDING)
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| 53 | elif stage==const.STAGE_BOARDING:
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| 54 | if not state.parking or \
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| 55 | (not state.trickMode and state.groundSpeed>5.0):
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| 56 | aircraft.setStage(state, const.STAGE_PUSHANDTAXI)
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| 57 | elif stage==const.STAGE_TAKEOFF:
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| 58 | if not state.gearsDown or \
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| 59 | (state.radioAltitude>3000.0 and state.vs>0):
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| 60 | aircraft.setStage(state, const.STAGE_CLIMB)
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| 61 | elif not state.landingLightsOn and \
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[477] | 62 | (state.strobeLightsOn is False or
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[529] | 63 | (state.strobeLightsOn is None and state.xpdrC is False)) and \
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[8] | 64 | state.onTheGround and \
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| 65 | state.groundSpeed<50.0:
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| 66 | aircraft.setStage(state, const.STAGE_RTO)
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| 67 | elif stage==const.STAGE_CLIMB:
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| 68 | if (state.altitude+2000) > flight.cruiseAltitude:
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| 69 | aircraft.setStage(state, const.STAGE_CRUISE)
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| 70 | elif state.radioAltitude<2000.0 and \
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| 71 | state.vs < 0.0 and state.gearsDown:
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| 72 | aircraft.setStage(state, const.STAGE_LANDING)
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| 73 | elif stage==const.STAGE_CRUISE:
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[594] | 74 | if (state.altitude+2000) < flight.cruiseAltitudeForDescent:
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[8] | 75 | aircraft.setStage(state, const.STAGE_DESCENT)
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| 76 | elif stage==const.STAGE_DESCENT or stage==const.STAGE_GOAROUND:
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| 77 | if state.gearsDown and state.radioAltitude<2000.0:
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| 78 | aircraft.setStage(state, const.STAGE_LANDING)
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| 79 | elif (state.altitude+2000) > flight.cruiseAltitude:
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| 80 | aircraft.setStage(state, const.STAGE_CRUISE)
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| 81 | elif stage==const.STAGE_LANDING:
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[332] | 82 | if state.onTheGround and state.groundSpeed<25.0:
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[8] | 83 | aircraft.setStage(state, const.STAGE_TAXIAFTERLAND)
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| 84 | elif not state.gearsDown:
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| 85 | aircraft.setStage(state, const.STAGE_GOAROUND)
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[25] | 86 | elif state.radioAltitude>200 and self._flareStarted:
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[8] | 87 | aircraft.cancelFlare()
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[25] | 88 | self._flareStarted = False
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| 89 | elif state.radioAltitude<150 and not state.onTheGround and \
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| 90 | not self._flareStarted:
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| 91 | self._flareStarted = True
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[9] | 92 | aircraft.prepareFlare()
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[8] | 93 | elif stage==const.STAGE_TAXIAFTERLAND:
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[359] | 94 | if state.parking and aircraft.checkFlightEnd(state):
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[8] | 95 | aircraft.setStage(state, const.STAGE_END)
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| 96 |
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| 97 | #---------------------------------------------------------------------------------------
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| 98 |
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[139] | 99 | class ACARSSender(StateChecker):
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| 100 | """Sender of online ACARS.
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| 101 |
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| 102 | It sends the ACARS every 3 minutes to the MAVA website."""
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| 103 |
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[297] | 104 | ## The interval at which the ACARS are sent
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[139] | 105 | INTERVAL = 3*60.0
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[332] | 106 |
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[139] | 107 | def __init__(self, gui):
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| 108 | """Construct the ACARS sender."""
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| 109 | self._gui = gui
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| 110 | self._lastSent = None
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[374] | 111 | self._sending = False
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[139] | 112 |
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| 113 | def check(self, flight, aircraft, logger, oldState, state):
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| 114 | """If the time has come to send the ACARS, send it."""
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[374] | 115 | if self._sending:
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| 116 | return
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| 117 |
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[139] | 118 | now = time.time()
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[332] | 119 |
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[139] | 120 | if self._lastSent is not None and \
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| 121 | (self._lastSent + ACARSSender.INTERVAL)>now:
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[332] | 122 | return
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[139] | 123 |
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[380] | 124 | self._sending = True
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[139] | 125 | acars = ACARS(self._gui, state)
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| 126 | self._gui.webHandler.sendACARS(self._acarsCallback, acars)
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| 127 |
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| 128 | def _acarsCallback(self, returned, result):
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| 129 | """Callback for ACARS sending."""
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| 130 | if returned:
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[919] | 131 | print("Sent online ACARS")
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[139] | 132 | self._lastSent = time.time() if self._lastSent is None \
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| 133 | else self._lastSent + ACARSSender.INTERVAL
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| 134 | else:
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[919] | 135 | print("Failed to send the ACARS")
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[374] | 136 | self._sending = False
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[332] | 137 |
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[139] | 138 | #---------------------------------------------------------------------------------------
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| 139 |
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[9] | 140 | class TakeOffLogger(StateChecker):
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| 141 | """Logger for the cruise speed."""
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| 142 | def __init__(self):
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| 143 | """Construct the logger."""
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| 144 | self._onTheGround = True
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[332] | 145 |
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[9] | 146 | def check(self, flight, aircraft, logger, oldState, state):
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| 147 | """Log the cruise speed if necessary."""
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| 148 | if flight.stage==const.STAGE_TAKEOFF and \
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| 149 | self._onTheGround and not state.onTheGround:
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| 150 | logger.message(state.timestamp,
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[241] | 151 | "Takeoff speed: %.0f %s" % \
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| 152 | (flight.speedFromKnots(state.ias),
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| 153 | flight.getEnglishSpeedUnit()))
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[9] | 154 | logger.message(state.timestamp,
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| 155 | "Takeoff heading: %03.0f degrees" % (state.heading,))
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| 156 | logger.message(state.timestamp,
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| 157 | "Takeoff pitch: %.1f degrees" % (state.pitch,))
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[332] | 158 | logger.message(state.timestamp,
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[364] | 159 | "Takeoff flaps: %.0f" % (state.flapsSet))
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| 160 | logger.message(state.timestamp,
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[340] | 161 | "CG/Trim: %.1f%%/%.2f" % \
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| 162 | (state.cog*100.0, state.elevatorTrim))
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[611] | 163 |
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| 164 |
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| 165 | if abs(state.pitch)>aircraft.maxTakeOffPitch:
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| 166 | flight.handleNoGo("TOPitch", state.timestamp,
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| 167 | "Takeoff pitch higher than aircraft maximum (%.2f)" % \
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| 168 | (aircraft.maxTakeOffPitch,),
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| 169 | "TO TAILSTRIKE NO GO")
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| 170 |
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[9] | 171 | self._onTheGround = False
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| 172 |
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| 173 | #---------------------------------------------------------------------------------------
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| 174 |
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[601] | 175 | class InitialClimbSpeedLogger(StateChecker):
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| 176 | """Logger for the initial climb speed."""
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| 177 | def __init__(self):
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| 178 | """Construct the logger."""
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| 179 | self._logged = False
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| 180 |
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| 181 | def check(self, flight, aircraft, logger, oldState, state):
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| 182 | """Log the initial climb speed if the altitude is reached."""
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| 183 | if not self._logged and \
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| 184 | state.radioAltitude>=aircraft.initialClimbSpeedAltitude and \
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| 185 | flight.stage in [const.STAGE_TAKEOFF, const.STAGE_CLIMB]:
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| 186 | logger.message(state.timestamp,
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[635] | 187 | "Initial climb speed: %.0f %s - %.0f %s AGL" % \
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[601] | 188 | (flight.speedFromKnots(state.ias),
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| 189 | flight.getEnglishSpeedUnit(),
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[635] | 190 | flight.aglFromFeet(state.radioAltitude),
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| 191 | flight.getEnglishAGLUnit()))
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[601] | 192 | self._logged = True
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| 193 |
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| 194 | #---------------------------------------------------------------------------------------
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| 195 |
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[9] | 196 | class CruiseSpeedLogger(StateChecker):
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| 197 | """Logger for the cruise speed."""
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| 198 | def __init__(self):
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| 199 | """Construct the logger."""
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| 200 | self._lastTime = None
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[332] | 201 |
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[9] | 202 | def check(self, flight, aircraft, logger, oldState, state):
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| 203 | """Log the cruise speed if necessary."""
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| 204 | if flight.stage==const.STAGE_CRUISE and \
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| 205 | (self._lastTime is None or \
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| 206 | (self._lastTime+800)<=state.timestamp):
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| 207 | if state.altitude>24500.0:
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| 208 | logger.message(state.timestamp,
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[10] | 209 | "Cruise speed: %.3f mach" % (state.mach,))
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[9] | 210 | else:
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| 211 | logger.message(state.timestamp,
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[241] | 212 | "Cruise speed: %.0f %s" %
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| 213 | (flight.speedFromKnots(state.ias),
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| 214 | flight.getEnglishSpeedUnit()))
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[9] | 215 | self._lastTime = state.timestamp
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| 216 |
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| 217 | #---------------------------------------------------------------------------------------
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| 218 |
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[10] | 219 | class SpoilerLogger(StateChecker):
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[600] | 220 | """Logger for the spoiler."""
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[10] | 221 | def __init__(self):
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| 222 | """Construct the logger."""
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[600] | 223 | self._spoilersDown = True
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[10] | 224 | self._logged = False
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[13] | 225 | self._spoilersExtension = None
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[332] | 226 |
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[10] | 227 | def check(self, flight, aircraft, logger, oldState, state):
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| 228 | """Log the cruise speed if necessary."""
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[600] | 229 | spoilersDown = state.spoilersExtension==0
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| 230 |
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| 231 | if flight.stage==const.STAGE_LANDING and state.onTheGround:
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| 232 | if not self._logged:
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| 233 | if not spoilersDown and self._spoilersDown:
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| 234 | logger.message(state.timestamp, "Speedbrake deployed")
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[10] | 235 | self._logged = True
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[170] | 236 | config = flight.config
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| 237 | if config.enableSounds and config.speedbrakeAtTD:
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| 238 | startSound(const.SOUND_SPEEDBRAKE)
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[600] | 239 | elif spoilersDown!=self._spoilersDown:
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| 240 | logger.message(state.timestamp,
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| 241 | "Speedbrake " + ("down" if spoilersDown else "up"))
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| 242 |
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| 243 | self._spoilersDown = spoilersDown
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[10] | 244 |
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| 245 | #---------------------------------------------------------------------------------------
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| 246 |
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[134] | 247 | class VisibilityChecker(StateChecker):
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| 248 | """Inform the pilot of the visibility once when descending below 2000 ft,
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| 249 | then when descending below 1000 ft."""
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| 250 | def __init__(self):
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| 251 | """Construct the visibility checker."""
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| 252 | self._informedBelow2000 = False
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| 253 | self._informedBelow1000 = False
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| 254 |
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| 255 | def check(self, flight, aircraft, logger, oldState, state):
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| 256 | """Check if we need to inform the pilot of the visibility."""
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| 257 | if flight.stage==const.STAGE_DESCENT or \
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| 258 | flight.stage==const.STAGE_LANDING:
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| 259 | if (state.radioAltitude<2000 and not self._informedBelow2000) or \
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| 260 | (state.radioAltitude<1000 and not self._informedBelow1000):
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| 261 | visibilityString = util.visibility2String(state.visibility)
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| 262 | fs.sendMessage(const.MESSAGETYPE_VISIBILITY,
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| 263 | "Current visibility: " + visibilityString,
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| 264 | 5)
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| 265 | logger.message(state.timestamp,
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| 266 | "Pilot was informed about the visibility: " +
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| 267 | visibilityString)
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| 268 | self._informedBelow2000 = True
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| 269 | self._informedBelow1000 = state.radioAltitude<1000
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| 270 |
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| 271 | #---------------------------------------------------------------------------------------
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| 272 |
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[273] | 273 | class ApproachCalloutsPlayer(StateChecker):
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| 274 | """A state checker that plays a sequence of approach callouts.
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| 275 |
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| 276 | It tracks the altitude during the descent and landing phases and
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| 277 | if the altitude crosses one that has a callout associated with and
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[332] | 278 | the vertical speed is negative, that callout will be played."""
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[273] | 279 | def __init__(self, approachCallouts):
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| 280 | """Construct the approach callouts player."""
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| 281 | self._approachCallouts = approachCallouts
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| 282 | self._altitudes = approachCallouts.getAltitudes(descending = False)
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| 283 |
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| 284 | def check(self, flight, aircraft, logger, oldState, state):
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| 285 | """Check if we need to play a callout."""
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| 286 | if (flight.stage==const.STAGE_DESCENT or \
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| 287 | flight.stage==const.STAGE_LANDING) and state.vs<0:
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| 288 | oldRadioAltitude = oldState.radioAltitude
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| 289 | radioAltitude = state.radioAltitude
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| 290 | for altitude in self._altitudes:
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| 291 | if radioAltitude<=altitude and \
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| 292 | oldRadioAltitude>altitude:
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| 293 | startSound(self._approachCallouts[altitude])
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| 294 | break
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| 295 |
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| 296 | #---------------------------------------------------------------------------------------
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| 297 |
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[8] | 298 | class StateChangeLogger(StateChecker):
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| 299 | """Base class for classes the instances of which check if a specific change has
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| 300 | occured in the aircraft's state, and log such change."""
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[356] | 301 | def __init__(self, logInitial = True, excludedStages = None):
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[8] | 302 | """Construct the logger.
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| 303 |
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| 304 | If logInitial is True, the initial value will be logged, not just the
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| 305 | changes later.
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| 306 |
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[356] | 307 | If excludedStages is given, it should be a list containing those stages
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| 308 | during which the changes should not be logged.
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| 309 |
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[8] | 310 | Child classes should define the following functions:
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| 311 | - _changed(self, oldState, state): returns a boolean indicating if the
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| 312 | value has changed or not
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[321] | 313 | - _getMessage(self, flight, state, forced): return a strings containing
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| 314 | the message to log with the new value
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[8] | 315 | """
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[332] | 316 | self._logInitial = logInitial
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[356] | 317 | self._excludedStages = [] if excludedStages is None else excludedStages
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[8] | 318 |
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[324] | 319 | def _getLogTimestamp(self, state, forced):
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[22] | 320 | """Get the log timestamp."""
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| 321 | return state.timestamp
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| 322 |
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[8] | 323 | def check(self, flight, aircraft, logger, oldState, state):
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| 324 | """Check if the state has changed, and if so, log the new state."""
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[356] | 325 | if flight.stage in self._excludedStages:
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| 326 | return
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| 327 |
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[8] | 328 | shouldLog = False
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| 329 | if oldState is None:
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| 330 | shouldLog = self._logInitial
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| 331 | else:
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| 332 | shouldLog = self._changed(oldState, state)
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[332] | 333 |
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[8] | 334 | if shouldLog:
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[321] | 335 | self.logState(flight, logger, state)
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| 336 |
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| 337 | def logState(self, flight, logger, state, forced = False):
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| 338 | """Log the state."""
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| 339 | message = self._getMessage(flight, state, forced)
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| 340 | if message is not None:
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[324] | 341 | logger.message(self._getLogTimestamp(state, forced), message)
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[332] | 342 |
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[241] | 343 | #-------------------------------------------------------------------------------
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[8] | 344 |
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| 345 | class SimpleChangeMixin(object):
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| 346 | """A mixin that defines a _changed() function which simply calls a function
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| 347 | to retrieve the value two monitor for both states and compares them.
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| 348 |
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| 349 | Child classes should define the following function:
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| 350 | - _getValue(state): get the value we are interested in."""
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| 351 | def _changed(self, oldState, state):
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| 352 | """Determine if the value has changed."""
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[314] | 353 | currentValue = self._getValue(state)
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| 354 | return currentValue is not None and self._getValue(oldState)!=currentValue
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[8] | 355 |
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| 356 | #---------------------------------------------------------------------------------------
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| 357 |
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| 358 | class SingleValueMixin(object):
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| 359 | """A mixin that provides a _getValue() function to query a value from the
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| 360 | state using the name of the attribute."""
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| 361 | def __init__(self, attrName):
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| 362 | """Construct the mixin with the given attribute name."""
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| 363 | self._attrName = attrName
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| 364 |
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| 365 | def _getValue(self, state):
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| 366 | """Get the value of the attribute from the state."""
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| 367 | return getattr(state, self._attrName)
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[332] | 368 |
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[8] | 369 | #---------------------------------------------------------------------------------------
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| 370 |
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| 371 | class DelayedChangeMixin(object):
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| 372 | """A mixin to a StateChangeLogger that stores the old value and reports a
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| 373 | change only if the change has been there for a certain amount of time.
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| 374 |
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| 375 | Child classes should define the following function:
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| 376 | - _getValue(state): get the value we are interested in."""
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[22] | 377 | def __init__(self, minDelay = 3.0, maxDelay = 10.0):
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[8] | 378 | """Construct the mixin with the given delay in seconds."""
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[22] | 379 | self._minDelay = minDelay
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| 380 | self._maxDelay = maxDelay
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[8] | 381 | self._oldValue = None
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| 382 | self._firstChange = None
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[22] | 383 | self._lastChangeState = None
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[355] | 384 | self._lastLoggedValue = None
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| 385 |
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| 386 | self._logState = lambda flight, logger, state, forced = False: \
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| 387 | StateChangeLogger.logState(self, flight, logger, state,
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| 388 | forced = forced)
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| 389 | self.logState = lambda flight, logger, state, forced = False: \
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| 390 | DelayedChangeMixin.logState(self, flight, logger, state,
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| 391 | forced = forced)
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[332] | 392 |
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[8] | 393 | def _changed(self, oldState, state):
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| 394 | """Determine if the value has changed."""
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| 395 | if self._oldValue is None:
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| 396 | self._oldValue = self._getValue(oldState)
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[332] | 397 |
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[8] | 398 | newValue = self._getValue(state)
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[321] | 399 | if self._isDifferent(self._oldValue, newValue):
|
---|
[355] | 400 | if self._lastLoggedValue is not None and \
|
---|
| 401 | not self._isDifferent(self._lastLoggedValue, newValue):
|
---|
| 402 | self._firstChange = None
|
---|
| 403 | else:
|
---|
| 404 | if self._firstChange is None:
|
---|
| 405 | self._firstChange = state.timestamp
|
---|
| 406 | self._lastChangeState = state
|
---|
[22] | 407 | self._oldValue = newValue
|
---|
| 408 |
|
---|
| 409 | if self._firstChange is not None:
|
---|
[324] | 410 | if state.timestamp >= min(self._lastChangeState.timestamp +
|
---|
| 411 | self._minDelay,
|
---|
[22] | 412 | self._firstChange + self._maxDelay):
|
---|
[8] | 413 | self._firstChange = None
|
---|
| 414 | return True
|
---|
[332] | 415 |
|
---|
[22] | 416 | return False
|
---|
[8] | 417 |
|
---|
[324] | 418 | def _getLogTimestamp(self, state, forced):
|
---|
[22] | 419 | """Get the log timestamp."""
|
---|
[324] | 420 | return self._lastChangeState.timestamp \
|
---|
| 421 | if not forced and self._lastChangeState is not None \
|
---|
| 422 | else state.timestamp
|
---|
[8] | 423 |
|
---|
[321] | 424 | def _isDifferent(self, oldValue, newValue):
|
---|
| 425 | """Determine if the given values are different.
|
---|
| 426 |
|
---|
| 427 | This default implementation checks for simple equality."""
|
---|
| 428 | return oldValue!=newValue
|
---|
| 429 |
|
---|
[355] | 430 | def logState(self, flight, logger, state, forced):
|
---|
| 431 | """Log the given state.
|
---|
| 432 |
|
---|
| 433 | The value belonging to that state is recorded in _lastLoggedValue.
|
---|
| 434 |
|
---|
| 435 | It calls _logState to perform the real logging."""
|
---|
| 436 | self._lastLoggedValue = self._getValue(state)
|
---|
| 437 | self._logState(flight, logger, state, forced = forced)
|
---|
| 438 |
|
---|
[8] | 439 | #---------------------------------------------------------------------------------------
|
---|
| 440 |
|
---|
| 441 | class TemplateMessageMixin(object):
|
---|
| 442 | """Mixin to generate a message based on a template.
|
---|
| 443 |
|
---|
| 444 | Child classes should define the following function:
|
---|
| 445 | - _getValue(state): get the value we are interested in."""
|
---|
| 446 | def __init__(self, template):
|
---|
| 447 | """Construct the mixin."""
|
---|
| 448 | self._template = template
|
---|
| 449 |
|
---|
[321] | 450 | def _getMessage(self, flight, state, forced):
|
---|
[8] | 451 | """Get the message."""
|
---|
[332] | 452 | value = self._getValue(state)
|
---|
[320] | 453 | return None if value is None else self._template % (value,)
|
---|
[8] | 454 |
|
---|
| 455 | #---------------------------------------------------------------------------------------
|
---|
| 456 |
|
---|
| 457 | class GenericStateChangeLogger(StateChangeLogger, SingleValueMixin,
|
---|
| 458 | DelayedChangeMixin, TemplateMessageMixin):
|
---|
| 459 | """Base for generic state change loggers that monitor a single value in the
|
---|
| 460 | state possibly with a delay and the logged message comes from a template"""
|
---|
[22] | 461 | def __init__(self, attrName, template, logInitial = True,
|
---|
[356] | 462 | excludedStages = None, minDelay = 0.0, maxDelay = 0.0):
|
---|
[8] | 463 | """Construct the object."""
|
---|
[358] | 464 | StateChangeLogger.__init__(self, logInitial = logInitial,
|
---|
| 465 | excludedStages = excludedStages)
|
---|
[8] | 466 | SingleValueMixin.__init__(self, attrName)
|
---|
[329] | 467 | DelayedChangeMixin.__init__(self, minDelay = minDelay,
|
---|
| 468 | maxDelay = maxDelay)
|
---|
[8] | 469 | TemplateMessageMixin.__init__(self, template)
|
---|
[324] | 470 | self._getLogTimestamp = \
|
---|
| 471 | lambda state, forced: \
|
---|
| 472 | DelayedChangeMixin._getLogTimestamp(self, state, forced)
|
---|
[8] | 473 |
|
---|
| 474 | #---------------------------------------------------------------------------------------
|
---|
| 475 |
|
---|
[321] | 476 | class ForceableLoggerMixin(object):
|
---|
[355] | 477 | """A mixin for loggers that can be forced to log a certain state."""
|
---|
[321] | 478 | def forceLog(self, flight, logger, state):
|
---|
| 479 | """Force logging the given state."""
|
---|
| 480 | self.logState(flight, logger, state, forced = True)
|
---|
| 481 |
|
---|
| 482 | #---------------------------------------------------------------------------------------
|
---|
| 483 |
|
---|
[8] | 484 | class AltimeterLogger(StateChangeLogger, SingleValueMixin,
|
---|
| 485 | DelayedChangeMixin):
|
---|
| 486 | """Logger for the altimeter setting."""
|
---|
| 487 | def __init__(self):
|
---|
| 488 | """Construct the logger."""
|
---|
| 489 | StateChangeLogger.__init__(self, logInitial = True)
|
---|
| 490 | SingleValueMixin.__init__(self, "altimeter")
|
---|
| 491 | DelayedChangeMixin.__init__(self)
|
---|
[324] | 492 | self._getLogTimestamp = \
|
---|
| 493 | lambda state, forced: \
|
---|
| 494 | DelayedChangeMixin._getLogTimestamp(self, state, forced)
|
---|
[8] | 495 |
|
---|
[321] | 496 | def _getMessage(self, flight, state, forced):
|
---|
[8] | 497 | """Get the message to log on a change."""
|
---|
[22] | 498 | logState = self._lastChangeState if \
|
---|
| 499 | self._lastChangeState is not None else state
|
---|
[409] | 500 | message = "Altimeter: %.2f hPa at %.0f feet" % \
|
---|
[394] | 501 | (logState.altimeter, logState.altitude)
|
---|
| 502 | if not logState.altimeterReliable:
|
---|
| 503 | message += " (u/r)"
|
---|
| 504 | return message
|
---|
[8] | 505 |
|
---|
| 506 | #---------------------------------------------------------------------------------------
|
---|
| 507 |
|
---|
[321] | 508 | class NAVLogger(StateChangeLogger, DelayedChangeMixin, ForceableLoggerMixin):
|
---|
[320] | 509 | """Logger for NAV radios.
|
---|
| 510 |
|
---|
[355] | 511 | It also logs the OBS radial set."""
|
---|
[356] | 512 | excludedStages = [const.STAGE_BOARDING, const.STAGE_PUSHANDTAXI,
|
---|
| 513 | const.STAGE_RTO, const.STAGE_TAXIAFTERLAND,
|
---|
| 514 | const.STAGE_PARKING]
|
---|
| 515 |
|
---|
[321] | 516 | @staticmethod
|
---|
| 517 | def getMessage(logName, frequency, obs):
|
---|
| 518 | """Get the message for the given NAV radio setting."""
|
---|
[919] | 519 | message = "%-5s %s" % (logName + ":", frequency)
|
---|
| 520 | if obs is not None: message += " (%03d\u00b0)" % (obs,)
|
---|
[321] | 521 | return message
|
---|
[332] | 522 |
|
---|
[320] | 523 | def __init__(self, attrName, logName):
|
---|
| 524 | """Construct the NAV logger."""
|
---|
[356] | 525 | StateChangeLogger.__init__(self, logInitial = False,
|
---|
| 526 | excludedStages = self.excludedStages)
|
---|
[320] | 527 | DelayedChangeMixin.__init__(self)
|
---|
[321] | 528 |
|
---|
| 529 | self._getLogTimestamp = \
|
---|
[324] | 530 | lambda state, forced: \
|
---|
| 531 | DelayedChangeMixin._getLogTimestamp(self, state, forced)
|
---|
[320] | 532 |
|
---|
| 533 | self._attrName = attrName
|
---|
| 534 | self._logName = logName
|
---|
[321] | 535 |
|
---|
[320] | 536 | def _getValue(self, state):
|
---|
| 537 | """Get the value.
|
---|
| 538 |
|
---|
| 539 | If both the frequency and the obs settings are available, a tuple
|
---|
| 540 | containing them is returned, otherwise None."""
|
---|
| 541 | frequency = getattr(state, self._attrName)
|
---|
| 542 | obs = getattr(state, self._attrName + "_obs")
|
---|
[321] | 543 | manual = getattr(state, self._attrName + "_manual")
|
---|
| 544 | return (frequency, obs, manual)
|
---|
[320] | 545 |
|
---|
[321] | 546 | def _getMessage(self, flight, state, forced):
|
---|
[320] | 547 | """Get the message."""
|
---|
[321] | 548 | (frequency, obs, manual) = self._getValue(state)
|
---|
| 549 | return None if frequency is None or obs is None or \
|
---|
| 550 | (not manual and not forced) else \
|
---|
| 551 | self.getMessage(self._logName, frequency, obs)
|
---|
| 552 |
|
---|
| 553 | def _isDifferent(self, oldValue, newValue):
|
---|
| 554 | """Determine if the valie has changed between the given states."""
|
---|
| 555 | (oldFrequency, oldOBS, _oldManual) = oldValue
|
---|
| 556 | (newFrequency, newOBS, _newManual) = newValue
|
---|
| 557 | return oldFrequency!=newFrequency or oldOBS!=newOBS
|
---|
[320] | 558 |
|
---|
| 559 | #---------------------------------------------------------------------------------------
|
---|
| 560 |
|
---|
[366] | 561 | class ILSLogger(NAVLogger):
|
---|
| 562 | """Logger for the ILS radio setting."""
|
---|
| 563 | def __init__(self):
|
---|
| 564 | """Construct the logger."""
|
---|
| 565 | super(ILSLogger, self).__init__("ils", "ILS")
|
---|
| 566 |
|
---|
| 567 | #---------------------------------------------------------------------------------------
|
---|
| 568 |
|
---|
[320] | 569 | class NAV1Logger(NAVLogger):
|
---|
[8] | 570 | """Logger for the NAV1 radio setting."""
|
---|
| 571 | def __init__(self):
|
---|
| 572 | """Construct the logger."""
|
---|
[320] | 573 | super(NAV1Logger, self).__init__("nav1", "NAV1")
|
---|
[8] | 574 |
|
---|
| 575 | #---------------------------------------------------------------------------------------
|
---|
| 576 |
|
---|
[320] | 577 | class NAV2Logger(NAVLogger):
|
---|
[8] | 578 | """Logger for the NAV2 radio setting."""
|
---|
| 579 | def __init__(self):
|
---|
| 580 | """Construct the logger."""
|
---|
[320] | 581 | super(NAV2Logger, self).__init__("nav2", "NAV2")
|
---|
[8] | 582 |
|
---|
| 583 | #---------------------------------------------------------------------------------------
|
---|
| 584 |
|
---|
[321] | 585 | class ADFLogger(GenericStateChangeLogger, ForceableLoggerMixin):
|
---|
| 586 | """Base class for the ADF loggers."""
|
---|
| 587 | def __init__(self, attr, logName):
|
---|
| 588 | """Construct the ADF logger."""
|
---|
| 589 | GenericStateChangeLogger.__init__(self, attr,
|
---|
[333] | 590 | "%s: %%s" % (logName,),
|
---|
[356] | 591 | logInitial = False,
|
---|
| 592 | excludedStages =
|
---|
| 593 | NAVLogger.excludedStages,
|
---|
[321] | 594 | minDelay = 3.0, maxDelay = 10.0)
|
---|
| 595 |
|
---|
| 596 | #---------------------------------------------------------------------------------------
|
---|
| 597 |
|
---|
| 598 | class ADF1Logger(ADFLogger):
|
---|
[317] | 599 | """Logger for the ADF1 radio setting."""
|
---|
| 600 | def __init__(self):
|
---|
| 601 | """Construct the logger."""
|
---|
[321] | 602 | super(ADF1Logger, self).__init__("adf1", "ADF1")
|
---|
[317] | 603 |
|
---|
| 604 | #---------------------------------------------------------------------------------------
|
---|
| 605 |
|
---|
[321] | 606 | class ADF2Logger(ADFLogger):
|
---|
[317] | 607 | """Logger for the ADF2 radio setting."""
|
---|
| 608 | def __init__(self):
|
---|
| 609 | """Construct the logger."""
|
---|
[321] | 610 | super(ADF2Logger, self).__init__("adf2", "ADF2")
|
---|
[317] | 611 |
|
---|
| 612 | #---------------------------------------------------------------------------------------
|
---|
| 613 |
|
---|
[8] | 614 | class SquawkLogger(GenericStateChangeLogger):
|
---|
| 615 | """Logger for the squawk setting."""
|
---|
| 616 | def __init__(self):
|
---|
| 617 | """Construct the logger."""
|
---|
| 618 | super(SquawkLogger, self).__init__("squawk", "Squawk code: %s",
|
---|
[22] | 619 | minDelay = 3.0, maxDelay = 10.0)
|
---|
[8] | 620 |
|
---|
| 621 | #---------------------------------------------------------------------------------------
|
---|
| 622 |
|
---|
[562] | 623 | class LightsLogger(StateChangeLogger, SingleValueMixin, DelayedChangeMixin):
|
---|
[8] | 624 | """Base class for the loggers of the various lights."""
|
---|
| 625 | def __init__(self, attrName, template):
|
---|
| 626 | """Construct the logger."""
|
---|
| 627 | StateChangeLogger.__init__(self)
|
---|
| 628 | SingleValueMixin.__init__(self, attrName)
|
---|
[562] | 629 | DelayedChangeMixin.__init__(self)
|
---|
| 630 | self._getLogTimestamp = \
|
---|
| 631 | lambda state, forced: \
|
---|
| 632 | DelayedChangeMixin._getLogTimestamp(self, state, forced)
|
---|
[332] | 633 |
|
---|
[8] | 634 | self._template = template
|
---|
| 635 |
|
---|
[321] | 636 | def _getMessage(self, flight, state, forced):
|
---|
[8] | 637 | """Get the message from the given state."""
|
---|
[416] | 638 | value = self._getValue(state)
|
---|
| 639 | if value is None:
|
---|
| 640 | return None
|
---|
| 641 | else:
|
---|
| 642 | return self._template % ("ON" if value else "OFF")
|
---|
[332] | 643 |
|
---|
[8] | 644 | #---------------------------------------------------------------------------------------
|
---|
| 645 |
|
---|
| 646 | class AnticollisionLightsLogger(LightsLogger):
|
---|
| 647 | """Logger for the anti-collision lights."""
|
---|
| 648 | def __init__(self):
|
---|
| 649 | LightsLogger.__init__(self, "antiCollisionLightsOn",
|
---|
| 650 | "Anti-collision lights: %s")
|
---|
| 651 |
|
---|
| 652 | #---------------------------------------------------------------------------------------
|
---|
| 653 |
|
---|
| 654 | class LandingLightsLogger(LightsLogger):
|
---|
| 655 | """Logger for the landing lights."""
|
---|
| 656 | def __init__(self):
|
---|
| 657 | LightsLogger.__init__(self, "landingLightsOn",
|
---|
| 658 | "Landing lights: %s")
|
---|
| 659 |
|
---|
| 660 | #---------------------------------------------------------------------------------------
|
---|
| 661 |
|
---|
| 662 | class StrobeLightsLogger(LightsLogger):
|
---|
| 663 | """Logger for the strobe lights."""
|
---|
| 664 | def __init__(self):
|
---|
| 665 | LightsLogger.__init__(self, "strobeLightsOn",
|
---|
| 666 | "Strobe lights: %s")
|
---|
| 667 |
|
---|
| 668 | #---------------------------------------------------------------------------------------
|
---|
| 669 |
|
---|
| 670 | class NavLightsLogger(LightsLogger):
|
---|
| 671 | """Logger for the navigational lights."""
|
---|
| 672 | def __init__(self):
|
---|
| 673 | LightsLogger.__init__(self, "navLightsOn",
|
---|
| 674 | "Navigational lights: %s")
|
---|
| 675 |
|
---|
| 676 | #---------------------------------------------------------------------------------------
|
---|
| 677 |
|
---|
[520] | 678 | class FlapsLogger(StateChangeLogger, SingleValueMixin, DelayedChangeMixin):
|
---|
[8] | 679 | """Logger for the flaps setting."""
|
---|
| 680 | def __init__(self):
|
---|
| 681 | """Construct the logger."""
|
---|
[364] | 682 | StateChangeLogger.__init__(self, logInitial = True,
|
---|
| 683 | excludedStages =
|
---|
| 684 | [const.STAGE_BOARDING,
|
---|
| 685 | const.STAGE_PUSHANDTAXI,
|
---|
| 686 | const.STAGE_RTO,
|
---|
| 687 | const.STAGE_TAKEOFF])
|
---|
[8] | 688 | SingleValueMixin.__init__(self, "flapsSet")
|
---|
[520] | 689 | DelayedChangeMixin.__init__(self)
|
---|
| 690 | self._getLogTimestamp = \
|
---|
| 691 | lambda state, forced: \
|
---|
| 692 | DelayedChangeMixin._getLogTimestamp(self, state, forced)
|
---|
[8] | 693 |
|
---|
[321] | 694 | def _getMessage(self, flight, state, forced):
|
---|
[8] | 695 | """Get the message to log on a change."""
|
---|
[520] | 696 | logState = self._lastChangeState if \
|
---|
| 697 | self._lastChangeState is not None else state
|
---|
| 698 | speed = logState.groundSpeed if logState.groundSpeed<80.0 \
|
---|
| 699 | else logState.ias
|
---|
[635] | 700 | message = "Flaps %.0f - %.0f %s, %.0f %s AGL, %.0f ft AMSL" % \
|
---|
[520] | 701 | (logState.flapsSet, flight.speedFromKnots(speed),
|
---|
[635] | 702 | flight.getEnglishSpeedUnit(),
|
---|
| 703 | flight.aglFromFeet(logState.radioAltitude),
|
---|
| 704 | flight.getEnglishAGLUnit(),
|
---|
[602] | 705 | logState.altitude)
|
---|
[525] | 706 |
|
---|
| 707 | return message
|
---|
| 708 |
|
---|
[8] | 709 | #---------------------------------------------------------------------------------------
|
---|
| 710 |
|
---|
| 711 | class GearsLogger(StateChangeLogger, SingleValueMixin, SimpleChangeMixin):
|
---|
| 712 | """Logger for the gears state."""
|
---|
| 713 | def __init__(self):
|
---|
| 714 | """Construct the logger."""
|
---|
| 715 | StateChangeLogger.__init__(self, logInitial = True)
|
---|
[209] | 716 | SingleValueMixin.__init__(self, "gearControlDown")
|
---|
[8] | 717 |
|
---|
[321] | 718 | def _getMessage(self, flight, state, forced):
|
---|
[8] | 719 | """Get the message to log on a change."""
|
---|
[635] | 720 | return "Gears SET to %s at %.0f %s, %.0f ft, %.0f %s AGL" % \
|
---|
[209] | 721 | ("DOWN" if state.gearControlDown else "UP",
|
---|
[241] | 722 | flight.speedFromKnots(state.ias),
|
---|
[525] | 723 | flight.getEnglishSpeedUnit(),
|
---|
[635] | 724 | state.altitude,
|
---|
| 725 | flight.aglFromFeet(state.radioAltitude),
|
---|
| 726 | flight.getEnglishAGLUnit())
|
---|
[8] | 727 |
|
---|
| 728 | #---------------------------------------------------------------------------------------
|
---|
[11] | 729 |
|
---|
[338] | 730 | class APLogger(StateChangeLogger, DelayedChangeMixin):
|
---|
| 731 | """Log the state of the autopilot."""
|
---|
| 732 | @staticmethod
|
---|
| 733 | def _logBoolean(logger, timestamp, what, value):
|
---|
| 734 | """Log a boolean value.
|
---|
| 735 |
|
---|
| 736 | what is the name of the value that is being logged."""
|
---|
| 737 | message = what + " "
|
---|
| 738 | if value is None:
|
---|
| 739 | message += "cannot be detected, will not log"
|
---|
| 740 | else:
|
---|
| 741 | message += "is " + ("ON" if value else "OFF")
|
---|
| 742 | logger.message(timestamp, message)
|
---|
| 743 |
|
---|
| 744 | @staticmethod
|
---|
| 745 | def _logNumeric(logger, timestamp, what, format, value):
|
---|
| 746 | """Log a numerical value."""
|
---|
| 747 | message = what
|
---|
| 748 | if value is None:
|
---|
[919] | 749 | message += " cannot be detected, will not log"
|
---|
[338] | 750 | else:
|
---|
[919] | 751 | message += ": " + format % (value,)
|
---|
[338] | 752 | logger.message(timestamp, message)
|
---|
| 753 |
|
---|
| 754 | @staticmethod
|
---|
| 755 | def _logAPMaster(logger, timestamp, state):
|
---|
| 756 | """Log the AP master state."""
|
---|
| 757 | APLogger._logBoolean(logger, timestamp, "AP master",
|
---|
| 758 | state.apMaster)
|
---|
| 759 |
|
---|
| 760 | @staticmethod
|
---|
| 761 | def _logAPHeadingHold(logger, timestamp, state):
|
---|
| 762 | """Log the AP heading hold state."""
|
---|
| 763 | APLogger._logBoolean(logger, timestamp, "AP heading hold",
|
---|
| 764 | state.apHeadingHold)
|
---|
| 765 |
|
---|
| 766 | @staticmethod
|
---|
| 767 | def _logAPHeading(logger, timestamp, state):
|
---|
| 768 | """Log the AP heading."""
|
---|
[919] | 769 | APLogger._logNumeric(logger, timestamp, "AP heading",
|
---|
| 770 | "%03.0f\u00b0", state.apHeading)
|
---|
[338] | 771 |
|
---|
| 772 | @staticmethod
|
---|
| 773 | def _logAPAltitudeHold(logger, timestamp, state):
|
---|
| 774 | """Log the AP altitude hold state."""
|
---|
| 775 | APLogger._logBoolean(logger, timestamp, "AP altitude hold",
|
---|
| 776 | state.apAltitudeHold)
|
---|
| 777 |
|
---|
| 778 | @staticmethod
|
---|
| 779 | def _logAPAltitude(logger, timestamp, state):
|
---|
| 780 | """Log the AP heading."""
|
---|
[919] | 781 | APLogger._logNumeric(logger, timestamp, "AP altitude",
|
---|
| 782 | "%.0f ft", state.apAltitude)
|
---|
[338] | 783 |
|
---|
| 784 | def __init__(self):
|
---|
| 785 | """Construct the state logger."""
|
---|
| 786 | StateChangeLogger.__init__(self)
|
---|
| 787 | DelayedChangeMixin.__init__(self)
|
---|
| 788 | self._lastLoggedState = None
|
---|
[355] | 789 | self.logState = lambda flight, logger, state:\
|
---|
| 790 | APLogger.logState(self, flight, logger, state)
|
---|
[338] | 791 |
|
---|
| 792 | def _getValue(self, state):
|
---|
| 793 | """Convert the relevant values from the given state into a tuple."""
|
---|
| 794 | return (state.apMaster,
|
---|
| 795 | state.apHeadingHold, state.apHeading,
|
---|
| 796 | state.apAltitudeHold, state.apAltitude)
|
---|
| 797 |
|
---|
| 798 | def _isDifferent(self, oldValue, newValue):
|
---|
| 799 | """Determine if the given old and new values are different (enough) to
|
---|
| 800 | be logged."""
|
---|
| 801 | (oldAPMaster, oldAPHeadingHold, oldAPHeading,
|
---|
| 802 | oldAPAltitudeHold, oldAPAltitude) = oldValue
|
---|
| 803 | (apMaster, apHeadingHold, apHeading,
|
---|
| 804 | apAltitudeHold, apAltitude) = newValue
|
---|
| 805 |
|
---|
| 806 | if apMaster is not None and apMaster!=oldAPMaster:
|
---|
| 807 | return True
|
---|
| 808 | if apMaster is False:
|
---|
| 809 | return False
|
---|
| 810 |
|
---|
| 811 | if apHeadingHold is not None and apHeadingHold!=oldAPHeadingHold:
|
---|
| 812 | return True
|
---|
| 813 | if apHeadingHold is not False and apHeading is not None and \
|
---|
| 814 | apHeading!=oldAPHeading:
|
---|
| 815 | return True
|
---|
| 816 |
|
---|
| 817 | if apAltitudeHold is not None and apAltitudeHold!=oldAPAltitudeHold:
|
---|
| 818 | return True
|
---|
| 819 | if apAltitudeHold is not False and apAltitude is not None and \
|
---|
| 820 | apAltitude!=oldAPAltitude:
|
---|
| 821 | return True
|
---|
| 822 |
|
---|
| 823 | return False
|
---|
| 824 |
|
---|
| 825 | def logState(self, flight, logger, state):
|
---|
| 826 | """Log the autopilot state."""
|
---|
| 827 | timestamp = DelayedChangeMixin._getLogTimestamp(self, state, False)
|
---|
| 828 | if self._lastLoggedState is None:
|
---|
| 829 | self._logAPMaster(logger, timestamp, state)
|
---|
| 830 | if state.apMaster is not False or state.apHeadingHold is None:
|
---|
| 831 | self._logAPHeadingHold(logger, timestamp, state)
|
---|
| 832 | if state.apMaster is not False and \
|
---|
| 833 | (state.apHeadingHold is not False or state.apHeading is None):
|
---|
| 834 | self._logAPHeading(logger, timestamp, state)
|
---|
| 835 | if state.apMaster is not False or state.apAltitudeHold is None:
|
---|
| 836 | self._logAPAltitudeHold(logger, timestamp, state)
|
---|
| 837 | if state.apMaster is not False and \
|
---|
| 838 | (state.apAltitudeHold is not False or state.apAltitude is None):
|
---|
| 839 | self._logAPAltitude(logger, timestamp, state)
|
---|
| 840 | self._firstCall = False
|
---|
| 841 | else:
|
---|
| 842 | oldState = self._lastLoggedState
|
---|
| 843 |
|
---|
| 844 | apMasterTurnedOn = False
|
---|
| 845 | if state.apMaster is not None and state.apMaster!=oldState.apMaster:
|
---|
| 846 | apMasterTurnedOn = state.apMaster
|
---|
| 847 | self._logAPMaster(logger, timestamp, state)
|
---|
| 848 |
|
---|
| 849 | if state.apMaster is not False:
|
---|
| 850 | apHeadingHoldTurnedOn = False
|
---|
| 851 | if state.apHeadingHold is not None and \
|
---|
| 852 | (state.apHeadingHold!=oldState.apHeadingHold or
|
---|
| 853 | apMasterTurnedOn):
|
---|
| 854 | apHeadingHoldTurnedOn = state.apHeadingHold
|
---|
| 855 | self._logAPHeadingHold(logger, timestamp, state)
|
---|
| 856 |
|
---|
| 857 | if state.apHeadingHold is not False and \
|
---|
| 858 | state.apHeading is not None and \
|
---|
| 859 | (state.apHeading!=oldState.apHeading or apMasterTurnedOn or
|
---|
| 860 | apHeadingHoldTurnedOn):
|
---|
| 861 | self._logAPHeading(logger, timestamp, state)
|
---|
| 862 |
|
---|
| 863 | apAltitudeHoldTurnedOn = False
|
---|
| 864 | if state.apAltitudeHold is not None and \
|
---|
| 865 | (state.apAltitudeHold!=oldState.apAltitudeHold or
|
---|
| 866 | apMasterTurnedOn):
|
---|
| 867 | apAltitudeHoldTurnedOn = state.apAltitudeHold
|
---|
| 868 | self._logAPAltitudeHold(logger, timestamp, state)
|
---|
| 869 |
|
---|
| 870 | if state.apAltitudeHold is not False and \
|
---|
| 871 | state.apAltitude is not None and \
|
---|
| 872 | (state.apAltitude!=oldState.apAltitude or apMasterTurnedOn or
|
---|
| 873 | apAltitudeHoldTurnedOn):
|
---|
| 874 | self._logAPAltitude(logger, timestamp, state)
|
---|
| 875 |
|
---|
| 876 | self._lastLoggedState = state
|
---|
| 877 |
|
---|
| 878 | #---------------------------------------------------------------------------------------
|
---|
| 879 |
|
---|
[11] | 880 | class FaultChecker(StateChecker):
|
---|
| 881 | """Base class for checkers that look for faults."""
|
---|
| 882 | @staticmethod
|
---|
| 883 | def _appendDuring(flight, message):
|
---|
| 884 | """Append a 'during XXX' test to the given message, depending on the
|
---|
| 885 | flight stage."""
|
---|
| 886 | stageStr = const.stage2string(flight.stage)
|
---|
| 887 | return message if stageStr is None \
|
---|
| 888 | else (message + " during " + stageStr.upper())
|
---|
| 889 |
|
---|
| 890 | @staticmethod
|
---|
| 891 | def _getLinearScore(minFaultValue, maxFaultValue, minScore, maxScore,
|
---|
| 892 | value):
|
---|
| 893 | """Get the score for a faulty value where the score is calculated
|
---|
| 894 | linearly within a certain range."""
|
---|
| 895 | if value<minFaultValue:
|
---|
| 896 | return 0
|
---|
| 897 | elif value>maxFaultValue:
|
---|
| 898 | return maxScore
|
---|
| 899 | else:
|
---|
| 900 | return minScore + (maxScore-minScore) * (value-minFaultValue) / \
|
---|
| 901 | (maxFaultValue - minFaultValue)
|
---|
| 902 |
|
---|
| 903 | #---------------------------------------------------------------------------------------
|
---|
| 904 |
|
---|
| 905 | class SimpleFaultChecker(FaultChecker):
|
---|
| 906 | """Base class for fault checkers that check for a single occurence of a
|
---|
| 907 | faulty condition.
|
---|
| 908 |
|
---|
| 909 | Child classes should implement the following functions:
|
---|
| 910 | - isCondition(self, flight, aircraft, oldState, state): should return whether the
|
---|
| 911 | condition holds
|
---|
| 912 | - logFault(self, flight, aircraft, logger, oldState, state): log the fault
|
---|
| 913 | via the logger."""
|
---|
| 914 | def check(self, flight, aircraft, logger, oldState, state):
|
---|
| 915 | """Perform the check."""
|
---|
| 916 | if self.isCondition(flight, aircraft, oldState, state):
|
---|
| 917 | self.logFault(flight, aircraft, logger, oldState, state)
|
---|
| 918 |
|
---|
| 919 | #---------------------------------------------------------------------------------------
|
---|
| 920 |
|
---|
| 921 | class PatientFaultChecker(FaultChecker):
|
---|
| 922 | """A fault checker that does not decides on a fault when the condition
|
---|
| 923 | arises immediately, but can wait some time.
|
---|
| 924 |
|
---|
| 925 | Child classes should implement the following functions:
|
---|
| 926 | - isCondition(self, flight, aircraft, oldState, state): should return whether the
|
---|
| 927 | condition holds
|
---|
| 928 | - logFault(self, flight, aircraft, logger, oldState, state): log the fault
|
---|
| 929 | via the logger
|
---|
| 930 | """
|
---|
| 931 | def __init__(self, timeout = 2.0):
|
---|
| 932 | """Construct the fault checker with the given timeout."""
|
---|
| 933 | self._timeout = timeout
|
---|
| 934 | self._faultStarted = None
|
---|
| 935 |
|
---|
| 936 | def getTimeout(self, flight, aircraft, oldState, state):
|
---|
| 937 | """Get the timeout.
|
---|
| 938 |
|
---|
| 939 | This default implementation returns the timeout given in the
|
---|
| 940 | constructor, but child classes might want to enforce a different
|
---|
| 941 | policy."""
|
---|
| 942 | return self._timeout
|
---|
| 943 |
|
---|
| 944 | def check(self, flight, aircraft, logger, oldState, state):
|
---|
| 945 | """Perform the check."""
|
---|
| 946 | if self.isCondition(flight, aircraft, oldState, state):
|
---|
| 947 | if self._faultStarted is None:
|
---|
| 948 | self._faultStarted = state.timestamp
|
---|
| 949 | timeout = self.getTimeout(flight, aircraft, oldState, state)
|
---|
| 950 | if state.timestamp>=(self._faultStarted + timeout):
|
---|
| 951 | self.logFault(flight, aircraft, logger, oldState, state)
|
---|
| 952 | self._faultStarted = state.timestamp
|
---|
| 953 | else:
|
---|
| 954 | self._faultStarted = None
|
---|
[332] | 955 |
|
---|
[11] | 956 | #---------------------------------------------------------------------------------------
|
---|
| 957 |
|
---|
| 958 | class AntiCollisionLightsChecker(PatientFaultChecker):
|
---|
| 959 | """Check for the anti-collision light being off at high N1 values."""
|
---|
| 960 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 961 | """Check if the fault condition holds."""
|
---|
[519] | 962 | return (not flight.config.usingFS2Crew or not state.parking or
|
---|
| 963 | flight.stage!=const.STAGE_TAXIAFTERLAND) and \
|
---|
[661] | 964 | state.antiCollisionLightsOn is False and \
|
---|
[211] | 965 | self.isEngineCondition(state)
|
---|
[11] | 966 |
|
---|
| 967 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 968 | """Log the fault."""
|
---|
[30] | 969 | flight.handleFault(AntiCollisionLightsChecker, state.timestamp,
|
---|
| 970 | FaultChecker._appendDuring(flight,
|
---|
[548] | 971 | "Anti-collision lights were %s" %
|
---|
| 972 | ("on" if state.antiCollisionLightsOn else "off",)),
|
---|
[30] | 973 | 1)
|
---|
[11] | 974 |
|
---|
[211] | 975 | def isEngineCondition(self, state):
|
---|
| 976 | """Determine if the engines are in such a state that the lights should
|
---|
| 977 | be on."""
|
---|
[263] | 978 | if state.n1 is not None:
|
---|
| 979 | return max(state.n1)>5
|
---|
| 980 | elif state.rpm is not None:
|
---|
| 981 | return max(state.rpm)>0
|
---|
| 982 | else:
|
---|
| 983 | return False
|
---|
[211] | 984 |
|
---|
| 985 | #---------------------------------------------------------------------------------------
|
---|
| 986 |
|
---|
| 987 | class TupolevAntiCollisionLightsChecker(AntiCollisionLightsChecker):
|
---|
| 988 | """Check for the anti-collision light for Tuplev planes."""
|
---|
[307] | 989 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
[332] | 990 | """Check if the fault condition holds."""
|
---|
[307] | 991 | numEnginesRunning = 0
|
---|
| 992 | for n1 in state.n1:
|
---|
| 993 | if n1>5: numEnginesRunning += 1
|
---|
[332] | 994 |
|
---|
[452] | 995 | if flight.stage==const.STAGE_PARKING or \
|
---|
[548] | 996 | flight.stage==const.STAGE_TAXIAFTERLAND:
|
---|
[307] | 997 | return numEnginesRunning<len(state.n1) \
|
---|
| 998 | and state.antiCollisionLightsOn
|
---|
| 999 | else:
|
---|
| 1000 | return numEnginesRunning>1 and not state.antiCollisionLightsOn or \
|
---|
| 1001 | numEnginesRunning<1 and state.antiCollisionLightsOn
|
---|
[211] | 1002 |
|
---|
[11] | 1003 | #---------------------------------------------------------------------------------------
|
---|
| 1004 |
|
---|
[631] | 1005 | class TupolevLandingLightsChecker(PatientFaultChecker):
|
---|
| 1006 | """Check if the landing light is not switched on above an IAS of 340 km/h."""
|
---|
| 1007 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1008 | """Check if the fault condition holds."""
|
---|
| 1009 | return state.landingLightsOn and state.ias>(340.0*const.KMPHTOKNOTS)
|
---|
| 1010 |
|
---|
| 1011 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1012 | """Log the fault."""
|
---|
| 1013 | flight.handleFault(TupolevLandingLightsChecker, state.timestamp,
|
---|
| 1014 | "The landing lights were on above an IAS of 340 km/h",
|
---|
| 1015 | 1)
|
---|
| 1016 |
|
---|
| 1017 | #---------------------------------------------------------------------------------------
|
---|
| 1018 |
|
---|
[11] | 1019 | class BankChecker(SimpleFaultChecker):
|
---|
[263] | 1020 | """Check for the bank is within limits."""
|
---|
[11] | 1021 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1022 | """Check if the fault condition holds."""
|
---|
[912] | 1023 | isXPlane = (flight.aircraftType==const.AIRCRAFT_DH8D or
|
---|
| 1024 | flight.aircraftType==const.AIRCRAFT_B733) and \
|
---|
| 1025 | (flight.fsType==const.SIM_XPLANE11 or
|
---|
| 1026 | flight.fsType==const.SIM_XPLANE10 or
|
---|
| 1027 | flight.fsType==const.SIM_XPLANE9)
|
---|
[11] | 1028 | if flight.stage==const.STAGE_CRUISE:
|
---|
[912] | 1029 | bankLimit = 40 if isXPlane else 30
|
---|
[11] | 1030 | elif flight.stage in [const.STAGE_TAKEOFF, const.STAGE_CLIMB,
|
---|
| 1031 | const.STAGE_DESCENT, const.STAGE_LANDING]:
|
---|
[912] | 1032 | bankLimit = 45 if isXPlane else 35
|
---|
[11] | 1033 | else:
|
---|
| 1034 | return False
|
---|
| 1035 |
|
---|
| 1036 | return state.bank>bankLimit or state.bank<-bankLimit
|
---|
| 1037 |
|
---|
| 1038 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1039 | """Log the fault."""
|
---|
[420] | 1040 | message = "Bank too steep (%.1f)" % (state.bank,)
|
---|
[30] | 1041 | flight.handleFault(BankChecker, state.timestamp,
|
---|
[420] | 1042 | FaultChecker._appendDuring(flight, message),
|
---|
[30] | 1043 | 2)
|
---|
[11] | 1044 |
|
---|
| 1045 | #---------------------------------------------------------------------------------------
|
---|
| 1046 |
|
---|
| 1047 | class FlapsRetractChecker(SimpleFaultChecker):
|
---|
| 1048 | """Check if the flaps are not retracted too early."""
|
---|
[13] | 1049 | def __init__(self):
|
---|
| 1050 | """Construct the flaps checker."""
|
---|
| 1051 | self._timeStart = None
|
---|
[332] | 1052 |
|
---|
[11] | 1053 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1054 | """Check if the fault condition holds.
|
---|
| 1055 |
|
---|
| 1056 | FIXME: check if this really is the intention (FlapsRetractedMistake.java)"""
|
---|
[357] | 1057 | if (flight.stage==const.STAGE_TAKEOFF and not state.onTheGround and
|
---|
| 1058 | aircraft.type!=const.AIRCRAFT_F70) or \
|
---|
[11] | 1059 | (flight.stage==const.STAGE_LANDING and state.onTheGround):
|
---|
| 1060 | if self._timeStart is None:
|
---|
| 1061 | self._timeStart = state.timestamp
|
---|
| 1062 |
|
---|
| 1063 | if state.flapsSet==0 and state.timestamp<=(self._timeStart+2.0):
|
---|
| 1064 | return True
|
---|
[13] | 1065 | else:
|
---|
| 1066 | self._timeStart = None
|
---|
[11] | 1067 | return False
|
---|
| 1068 |
|
---|
| 1069 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1070 | """Log the fault."""
|
---|
[30] | 1071 | flight.handleFault(FlapsRetractChecker, state.timestamp,
|
---|
| 1072 | FaultChecker._appendDuring(flight, "Flaps retracted"),
|
---|
| 1073 | 20)
|
---|
[11] | 1074 |
|
---|
| 1075 | #---------------------------------------------------------------------------------------
|
---|
| 1076 |
|
---|
| 1077 | class FlapsSpeedLimitChecker(SimpleFaultChecker):
|
---|
| 1078 | """Check if the flaps are extended only at the right speeds."""
|
---|
| 1079 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1080 | """Check if the fault condition holds."""
|
---|
| 1081 | speedLimit = aircraft.getFlapsSpeedLimit(state.flapsSet)
|
---|
[197] | 1082 | return speedLimit is not None and state.smoothedIAS>speedLimit
|
---|
[11] | 1083 |
|
---|
| 1084 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1085 | """Log the fault."""
|
---|
[30] | 1086 | flight.handleFault(FlapsSpeedLimitChecker, state.timestamp,
|
---|
| 1087 | FaultChecker._appendDuring(flight, "Flap speed limit fault"),
|
---|
| 1088 | 5)
|
---|
[11] | 1089 |
|
---|
| 1090 | #---------------------------------------------------------------------------------------
|
---|
| 1091 |
|
---|
| 1092 | class GearsDownChecker(SimpleFaultChecker):
|
---|
| 1093 | """Check if the gears are down at low altitudes."""
|
---|
| 1094 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1095 | """Check if the fault condition holds."""
|
---|
| 1096 | return state.radioAltitude<10 and not state.gearsDown and \
|
---|
| 1097 | flight.stage!=const.STAGE_TAKEOFF
|
---|
| 1098 |
|
---|
| 1099 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1100 | """Log the fault."""
|
---|
[30] | 1101 | flight.handleNoGo(GearsDownChecker, state.timestamp,
|
---|
| 1102 | "Gears not down at %.0f feet radio altitude" % \
|
---|
| 1103 | (state.radioAltitude,),
|
---|
| 1104 | "GEAR DOWN NO GO")
|
---|
[11] | 1105 |
|
---|
| 1106 | #---------------------------------------------------------------------------------------
|
---|
| 1107 |
|
---|
| 1108 | class GearSpeedLimitChecker(PatientFaultChecker):
|
---|
| 1109 | """Check if the gears not down at too high a speed."""
|
---|
| 1110 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1111 | """Check if the fault condition holds."""
|
---|
[197] | 1112 | return state.gearsDown and state.smoothedIAS>aircraft.gearSpeedLimit
|
---|
[11] | 1113 |
|
---|
| 1114 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1115 | """Log the fault."""
|
---|
[30] | 1116 | flight.handleFault(GearSpeedLimitChecker, state.timestamp,
|
---|
| 1117 | FaultChecker._appendDuring(flight, "Gear speed limit fault"),
|
---|
| 1118 | 5)
|
---|
[11] | 1119 |
|
---|
| 1120 | #---------------------------------------------------------------------------------------
|
---|
| 1121 |
|
---|
| 1122 | class GLoadChecker(SimpleFaultChecker):
|
---|
| 1123 | """Check if the G-load does not exceed 2 except during flare."""
|
---|
| 1124 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1125 | """Check if the fault condition holds."""
|
---|
[448] | 1126 | return state.gLoad>2.0 and not state.onTheGround and \
|
---|
| 1127 | (flight.stage!=const.STAGE_LANDING or state.radioAltitude>=50)
|
---|
[332] | 1128 |
|
---|
[11] | 1129 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1130 | """Log the fault."""
|
---|
[30] | 1131 | flight.handleFault(GLoadChecker, state.timestamp,
|
---|
| 1132 | "G-load was %.2f" % (state.gLoad,),
|
---|
| 1133 | 10)
|
---|
[11] | 1134 |
|
---|
| 1135 | #---------------------------------------------------------------------------------------
|
---|
| 1136 |
|
---|
| 1137 | class LandingLightsChecker(PatientFaultChecker):
|
---|
| 1138 | """Check if the landing lights are used properly."""
|
---|
| 1139 | def getTimeout(self, flight, aircraft, oldState, state):
|
---|
| 1140 | """Get the timeout.
|
---|
| 1141 |
|
---|
| 1142 | It is the default timeout except for landing and takeoff."""
|
---|
| 1143 | return 0.0 if flight.stage in [const.STAGE_TAKEOFF,
|
---|
| 1144 | const.STAGE_LANDING] else self._timeout
|
---|
| 1145 |
|
---|
| 1146 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1147 | """Check if the fault condition holds."""
|
---|
[314] | 1148 | return state.landingLightsOn is not None and \
|
---|
| 1149 | ((flight.stage==const.STAGE_BOARDING and \
|
---|
| 1150 | state.landingLightsOn and state.onTheGround) or \
|
---|
| 1151 | (flight.stage==const.STAGE_TAKEOFF and \
|
---|
| 1152 | not state.landingLightsOn and not state.onTheGround) or \
|
---|
| 1153 | (flight.stage in [const.STAGE_CLIMB, const.STAGE_CRUISE,
|
---|
| 1154 | const.STAGE_DESCENT] and \
|
---|
| 1155 | state.landingLightsOn and state.altitude>12500) or \
|
---|
| 1156 | (flight.stage==const.STAGE_LANDING and \
|
---|
[415] | 1157 | not state.landingLightsOn and state.onTheGround and
|
---|
[637] | 1158 | state.ias>50.0) or \
|
---|
[314] | 1159 | (flight.stage==const.STAGE_PARKING and \
|
---|
| 1160 | state.landingLightsOn and state.onTheGround))
|
---|
[332] | 1161 |
|
---|
[11] | 1162 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1163 | """Log the fault."""
|
---|
[375] | 1164 | score = 0 if flight.stage in [const.STAGE_TAKEOFF,
|
---|
| 1165 | const.STAGE_LANDING] else 1
|
---|
[335] | 1166 | message = "Landing lights were %s" % \
|
---|
| 1167 | (("on" if state.landingLightsOn else "off"),)
|
---|
[30] | 1168 | flight.handleFault(LandingLightsChecker, state.timestamp,
|
---|
| 1169 | FaultChecker._appendDuring(flight, message),
|
---|
[332] | 1170 | score)
|
---|
[11] | 1171 |
|
---|
| 1172 | #---------------------------------------------------------------------------------------
|
---|
| 1173 |
|
---|
[335] | 1174 | class TransponderChecker(PatientFaultChecker):
|
---|
| 1175 | """Check if the transponder is used properly."""
|
---|
[361] | 1176 | def __init__(self):
|
---|
| 1177 | """Construct the transponder checker."""
|
---|
| 1178 | super(TransponderChecker, self).__init__()
|
---|
| 1179 | self._liftOffTime = None
|
---|
| 1180 |
|
---|
[335] | 1181 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1182 | """Check if the fault condition holds."""
|
---|
[361] | 1183 | if state.onTheGround:
|
---|
| 1184 | self._liftOffTime = None
|
---|
| 1185 | elif self._liftOffTime is None:
|
---|
| 1186 | self._liftOffTime = state.timestamp
|
---|
| 1187 |
|
---|
[335] | 1188 | return state.xpdrC is not None and \
|
---|
| 1189 | ((state.xpdrC and flight.stage in
|
---|
| 1190 | [const.STAGE_BOARDING, const.STAGE_PARKING]) or \
|
---|
[361] | 1191 | (not state.xpdrC and
|
---|
| 1192 | (flight.stage in
|
---|
| 1193 | [const.STAGE_CRUISE, const.STAGE_DESCENT,
|
---|
[446] | 1194 | const.STAGE_GOAROUND] or \
|
---|
[518] | 1195 | (flight.stage==const.STAGE_LANDING and
|
---|
[446] | 1196 | state.groundSpeed>50.0) or \
|
---|
[361] | 1197 | ((not state.autoXPDR or \
|
---|
| 1198 | (self._liftOffTime is not None and
|
---|
| 1199 | state.timestamp > (self._liftOffTime+8))) and \
|
---|
[518] | 1200 | ((flight.stage==const.STAGE_TAKEOFF and
|
---|
| 1201 | not state.onTheGround) or flight.stage==const.STAGE_CLIMB))
|
---|
[361] | 1202 | )
|
---|
| 1203 | )
|
---|
| 1204 | )
|
---|
[335] | 1205 |
|
---|
| 1206 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1207 | """Log the fault."""
|
---|
| 1208 | score = 0
|
---|
| 1209 | message = "Transponder was %s" % \
|
---|
| 1210 | (("mode C" if state.xpdrC else "standby"),)
|
---|
| 1211 | flight.handleFault(TransponderChecker, state.timestamp,
|
---|
| 1212 | FaultChecker._appendDuring(flight, message),
|
---|
| 1213 | score)
|
---|
| 1214 |
|
---|
| 1215 | #---------------------------------------------------------------------------------------
|
---|
| 1216 |
|
---|
[11] | 1217 | class WeightChecker(PatientFaultChecker):
|
---|
| 1218 | """Base class for checkers that check that some limit is not exceeded."""
|
---|
| 1219 | def __init__(self, name):
|
---|
| 1220 | """Construct the checker."""
|
---|
| 1221 | super(WeightChecker, self).__init__(timeout = 5.0)
|
---|
| 1222 | self._name = name
|
---|
| 1223 |
|
---|
| 1224 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1225 | """Check if the fault condition holds."""
|
---|
| 1226 | if flight.entranceExam:
|
---|
| 1227 | return False
|
---|
| 1228 |
|
---|
| 1229 | limit = self.getLimit(flight, aircraft, state)
|
---|
| 1230 | if limit is not None:
|
---|
[183] | 1231 | #if flight.options.compensation is not None:
|
---|
| 1232 | # limit += flight.options.compensation
|
---|
[13] | 1233 | return self.getWeight(state)>limit
|
---|
[11] | 1234 |
|
---|
| 1235 | return False
|
---|
| 1236 |
|
---|
| 1237 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1238 | """Log the fault."""
|
---|
[13] | 1239 | mname = "M" + self._name
|
---|
[30] | 1240 | flight.handleNoGo(self.__class__, state.timestamp,
|
---|
| 1241 | "%s exceeded: %s is %.0f kg" % \
|
---|
| 1242 | (mname, self._name, self.getWeight(state)),
|
---|
| 1243 | "%s NO GO" % (mname,))
|
---|
[13] | 1244 |
|
---|
| 1245 | def getWeight(self, state):
|
---|
| 1246 | """Get the weight that is interesting for us."""
|
---|
| 1247 | return state.grossWeight
|
---|
[11] | 1248 |
|
---|
| 1249 | #---------------------------------------------------------------------------------------
|
---|
| 1250 |
|
---|
| 1251 | class MLWChecker(WeightChecker):
|
---|
| 1252 | """Checks if the MLW is not exceeded on landing."""
|
---|
| 1253 | def __init__(self):
|
---|
| 1254 | """Construct the checker."""
|
---|
[13] | 1255 | super(MLWChecker, self).__init__("LW")
|
---|
[11] | 1256 |
|
---|
[13] | 1257 | def getLimit(self, flight, aircraft, state):
|
---|
[11] | 1258 | """Get the limit if we are in the right state."""
|
---|
| 1259 | return aircraft.mlw if flight.stage==const.STAGE_LANDING and \
|
---|
[184] | 1260 | state.onTheGround and \
|
---|
| 1261 | not flight.entranceExam else None
|
---|
[11] | 1262 |
|
---|
| 1263 | #---------------------------------------------------------------------------------------
|
---|
| 1264 |
|
---|
| 1265 | class MTOWChecker(WeightChecker):
|
---|
| 1266 | """Checks if the MTOW is not exceeded on landing."""
|
---|
| 1267 | def __init__(self):
|
---|
| 1268 | """Construct the checker."""
|
---|
[13] | 1269 | super(MTOWChecker, self).__init__("TOW")
|
---|
[11] | 1270 |
|
---|
[13] | 1271 | def getLimit(self, flight, aircraft, state):
|
---|
[11] | 1272 | """Get the limit if we are in the right state."""
|
---|
[184] | 1273 | return aircraft.mtow if flight.stage==const.STAGE_TAKEOFF and \
|
---|
| 1274 | not flight.entranceExam else None
|
---|
[11] | 1275 |
|
---|
| 1276 | #---------------------------------------------------------------------------------------
|
---|
| 1277 |
|
---|
| 1278 | class MZFWChecker(WeightChecker):
|
---|
[60] | 1279 | """Checks if the MZFW is not exceeded on landing."""
|
---|
[11] | 1280 | def __init__(self):
|
---|
| 1281 | """Construct the checker."""
|
---|
[13] | 1282 | super(MZFWChecker, self).__init__("ZFW")
|
---|
[11] | 1283 |
|
---|
[13] | 1284 | def getLimit(self, flight, aircraft, state):
|
---|
[11] | 1285 | """Get the limit if we are in the right state."""
|
---|
[184] | 1286 | return aircraft.mzfw if not flight.entranceExam else None
|
---|
[11] | 1287 |
|
---|
[13] | 1288 | def getWeight(self, state):
|
---|
| 1289 | """Get the weight that is interesting for us."""
|
---|
| 1290 | return state.zfw
|
---|
| 1291 |
|
---|
[11] | 1292 | #---------------------------------------------------------------------------------------
|
---|
| 1293 |
|
---|
| 1294 | class NavLightsChecker(PatientFaultChecker):
|
---|
| 1295 | """Check if the navigational lights are used properly."""
|
---|
| 1296 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1297 | """Check if the fault condition holds."""
|
---|
| 1298 | return flight.stage!=const.STAGE_BOARDING and \
|
---|
| 1299 | flight.stage!=const.STAGE_PARKING and \
|
---|
[341] | 1300 | state.navLightsOn is False
|
---|
[332] | 1301 |
|
---|
[11] | 1302 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1303 | """Log the fault."""
|
---|
[30] | 1304 | flight.handleFault(NavLightsChecker, state.timestamp,
|
---|
| 1305 | FaultChecker._appendDuring(flight,
|
---|
| 1306 | "Navigation lights were off"),
|
---|
| 1307 | 1)
|
---|
[11] | 1308 |
|
---|
| 1309 | #---------------------------------------------------------------------------------------
|
---|
| 1310 |
|
---|
[622] | 1311 | class WindSensitiveFaultChecker(FaultChecker):
|
---|
| 1312 | """A fault checker which checks for a fault condition that might arise due
|
---|
| 1313 | to suddenly changing winds.
|
---|
| 1314 |
|
---|
| 1315 | If the condition is detected, its fact is logged, and the winds are also
|
---|
| 1316 | logged repeatedly until and for a while after the condition has ceased. A
|
---|
| 1317 | fault is logged only if the condition holds for a certain period of
|
---|
| 1318 | time."""
|
---|
| 1319 | # The time the winds were logged last. This is global to avoid duplicate
|
---|
| 1320 | # logging if several wind-sensitive fault conditions gold
|
---|
| 1321 | _windsLastLogged = None
|
---|
| 1322 |
|
---|
| 1323 | # The wind logging interval
|
---|
| 1324 | _windsLogInterval = 5.0
|
---|
| 1325 |
|
---|
| 1326 | def __init__(self, faultTimeout = 30.0, afterLoggingTime = 20.0):
|
---|
| 1327 | """Construct the fault checker."""
|
---|
| 1328 | self._faultTimeout = faultTimeout
|
---|
| 1329 | self._afterLoggingTime = afterLoggingTime
|
---|
| 1330 |
|
---|
| 1331 | self._faultStarted = None
|
---|
| 1332 | self._faultCeased = None
|
---|
| 1333 |
|
---|
| 1334 | def check(self, flight, aircraft, logger, oldState, state):
|
---|
| 1335 | """Check for the condition and do whatever is needed."""
|
---|
| 1336 | timestamp = state.timestamp
|
---|
| 1337 | logWinds = False
|
---|
| 1338 |
|
---|
| 1339 | if self.isCondition(flight, aircraft, oldState, state):
|
---|
| 1340 | logWinds = True
|
---|
| 1341 | if self._faultStarted is None:
|
---|
| 1342 | self._faultStarted = timestamp
|
---|
| 1343 | self._faultCeased = None
|
---|
| 1344 | self.logCondition(flight, aircraft, logger, oldState, state,
|
---|
| 1345 | False)
|
---|
| 1346 |
|
---|
| 1347 | WindSensitiveFaultChecker._windsLastLogged = None
|
---|
| 1348 |
|
---|
| 1349 | elif timestamp >= (self._faultStarted + self._faultTimeout):
|
---|
| 1350 | self.logCondition(flight, aircraft, logger, oldState, state,
|
---|
| 1351 | True)
|
---|
| 1352 | self._faultStarted = timestamp
|
---|
| 1353 |
|
---|
| 1354 | else:
|
---|
| 1355 | if self._faultStarted is not None and self._faultCeased is None:
|
---|
| 1356 | self._faultCeased = timestamp
|
---|
| 1357 | self._faultStarted = None
|
---|
| 1358 |
|
---|
| 1359 | if self._faultCeased is not None:
|
---|
| 1360 | if timestamp < (self._faultCeased + self._afterLoggingTime):
|
---|
| 1361 | logWinds = True
|
---|
| 1362 | else:
|
---|
| 1363 | self._faultCeased = None
|
---|
| 1364 |
|
---|
| 1365 | if logWinds and \
|
---|
| 1366 | (WindSensitiveFaultChecker._windsLastLogged is None or
|
---|
| 1367 | timestamp >= (WindSensitiveFaultChecker._windsLastLogged +
|
---|
| 1368 | self._windsLogInterval)):
|
---|
| 1369 | logger.message(timestamp, "Winds: %.f knots from %.f" %
|
---|
| 1370 | (state.windSpeed, state.windDirection))
|
---|
| 1371 | WindSensitiveFaultChecker._windsLastLogged = timestamp
|
---|
| 1372 |
|
---|
| 1373 | #---------------------------------------------------------------------------------------
|
---|
| 1374 |
|
---|
| 1375 | class OverspeedChecker(WindSensitiveFaultChecker):
|
---|
[11] | 1376 | """Check if Vne has been exceeded."""
|
---|
| 1377 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1378 | """Check if the fault condition holds."""
|
---|
| 1379 | return state.overspeed
|
---|
[332] | 1380 |
|
---|
[622] | 1381 | def logCondition(self, flight, aircraft, logger, oldState, state, isFault):
|
---|
| 1382 | """Log the condition fault."""
|
---|
| 1383 | if isFault:
|
---|
| 1384 | flight.handleFault(OverspeedChecker, state.timestamp,
|
---|
| 1385 | FaultChecker._appendDuring(flight, "Overspeed"),
|
---|
| 1386 | 20)
|
---|
| 1387 | else:
|
---|
| 1388 | logger.message(state.timestamp,
|
---|
| 1389 | FaultChecker._appendDuring(flight, "Overspeed"))
|
---|
| 1390 |
|
---|
| 1391 | #---------------------------------------------------------------------------------------
|
---|
| 1392 |
|
---|
| 1393 | class StallChecker(WindSensitiveFaultChecker):
|
---|
| 1394 | """Check if stall occured."""
|
---|
| 1395 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1396 | """Check if the fault condition holds."""
|
---|
| 1397 | return flight.stage in [const.STAGE_TAKEOFF, const.STAGE_CLIMB,
|
---|
| 1398 | const.STAGE_CRUISE, const.STAGE_DESCENT,
|
---|
| 1399 | const.STAGE_LANDING] and state.stalled
|
---|
| 1400 |
|
---|
| 1401 | def logCondition(self, flight, aircraft, logger, oldState, state, isFault):
|
---|
| 1402 | """Log the condition."""
|
---|
| 1403 | if isFault:
|
---|
| 1404 | score = 40 if flight.stage in [const.STAGE_TAKEOFF,
|
---|
| 1405 | const.STAGE_LANDING] else 30
|
---|
| 1406 | flight.handleFault(StallChecker, state.timestamp,
|
---|
| 1407 | FaultChecker._appendDuring(flight, "Stalled"),
|
---|
| 1408 | score)
|
---|
| 1409 | else:
|
---|
| 1410 | logger.message(state.timestamp,
|
---|
| 1411 | FaultChecker._appendDuring(flight, "Stalled"))
|
---|
[11] | 1412 |
|
---|
| 1413 | #---------------------------------------------------------------------------------------
|
---|
| 1414 |
|
---|
| 1415 | class PayloadChecker(SimpleFaultChecker):
|
---|
| 1416 | """Check if the payload matches the specification."""
|
---|
| 1417 | TOLERANCE=550
|
---|
[60] | 1418 |
|
---|
| 1419 | @staticmethod
|
---|
| 1420 | def isZFWFaulty(aircraftZFW, flightZFW):
|
---|
| 1421 | """Check if the given aircraft's ZFW is outside of the limits."""
|
---|
| 1422 | return aircraftZFW < (flightZFW - PayloadChecker.TOLERANCE) or \
|
---|
[332] | 1423 | aircraftZFW > (flightZFW + PayloadChecker.TOLERANCE)
|
---|
| 1424 |
|
---|
[11] | 1425 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1426 | """Check if the fault condition holds."""
|
---|
[192] | 1427 | return not flight.entranceExam and \
|
---|
[184] | 1428 | flight.stage==const.STAGE_PUSHANDTAXI and \
|
---|
[60] | 1429 | PayloadChecker.isZFWFaulty(state.zfw, flight.zfw)
|
---|
[332] | 1430 |
|
---|
[11] | 1431 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1432 | """Log the fault."""
|
---|
[30] | 1433 | flight.handleNoGo(PayloadChecker, state.timestamp,
|
---|
| 1434 | "ZFW difference is more than %d kgs" % \
|
---|
| 1435 | (PayloadChecker.TOLERANCE,),
|
---|
| 1436 | "ZFW NO GO")
|
---|
[11] | 1437 |
|
---|
| 1438 | #---------------------------------------------------------------------------------------
|
---|
| 1439 |
|
---|
| 1440 | class PitotChecker(PatientFaultChecker):
|
---|
| 1441 | """Check if pitot heat is on."""
|
---|
| 1442 | def __init__(self):
|
---|
| 1443 | """Construct the checker."""
|
---|
| 1444 | super(PitotChecker, self).__init__(timeout = 3.0)
|
---|
| 1445 |
|
---|
| 1446 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1447 | """Check if the fault condition holds."""
|
---|
[666] | 1448 | return state.groundSpeed>80 and state.pitotHeatOn is False
|
---|
[332] | 1449 |
|
---|
[11] | 1450 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1451 | """Log the fault."""
|
---|
| 1452 | score = 2 if flight.stage in [const.STAGE_TAKEOFF, const.STAGE_CLIMB,
|
---|
| 1453 | const.STAGE_CRUISE, const.STAGE_DESCENT,
|
---|
| 1454 | const.STAGE_LANDING] else 0
|
---|
[30] | 1455 | flight.handleFault(PitotChecker, state.timestamp,
|
---|
| 1456 | FaultChecker._appendDuring(flight, "Pitot heat was off"),
|
---|
[332] | 1457 | score)
|
---|
[11] | 1458 |
|
---|
| 1459 | #---------------------------------------------------------------------------------------
|
---|
| 1460 |
|
---|
[598] | 1461 | class ReverserLogger(StateChecker):
|
---|
| 1462 | """Logger for the reverser."""
|
---|
| 1463 | def check(self, flight, aircraft, logger, oldState, state):
|
---|
| 1464 | """Log the cruise speed if necessary."""
|
---|
| 1465 | if oldState is not None and state.reverser != oldState.reverser:
|
---|
| 1466 | reverser = max(state.reverser)
|
---|
| 1467 | logger.message(state.timestamp,
|
---|
| 1468 | "Reverser " + ("unlocked" if reverser else "closed") +
|
---|
| 1469 | (" - %.0f %s" % (flight.speedFromKnots(state.ias),
|
---|
| 1470 | flight.getEnglishSpeedUnit())))
|
---|
| 1471 |
|
---|
| 1472 | #---------------------------------------------------------------------------------------
|
---|
| 1473 |
|
---|
[11] | 1474 | class ReverserChecker(SimpleFaultChecker):
|
---|
[360] | 1475 | """Check if the reverser is not used below the speed prescribed for the
|
---|
| 1476 | aircraft."""
|
---|
[11] | 1477 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1478 | """Check if the fault condition holds."""
|
---|
| 1479 | return flight.stage in [const.STAGE_DESCENT, const.STAGE_LANDING,
|
---|
| 1480 | const.STAGE_TAXIAFTERLAND] and \
|
---|
[443] | 1481 | state.reverser and \
|
---|
[598] | 1482 | state.ias<aircraft.reverseMinSpeed and max(state.reverser)
|
---|
[332] | 1483 |
|
---|
[11] | 1484 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1485 | """Log the fault."""
|
---|
[241] | 1486 | message = "Reverser used below %.0f %s" % \
|
---|
[598] | 1487 | (flight.speedFromKnots(aircraft.reverseMinSpeed), flight.getEnglishSpeedUnit())
|
---|
[30] | 1488 | flight.handleFault(ReverserChecker, state.timestamp,
|
---|
[241] | 1489 | FaultChecker._appendDuring(flight, message),
|
---|
| 1490 | 15)
|
---|
[11] | 1491 |
|
---|
| 1492 | #---------------------------------------------------------------------------------------
|
---|
| 1493 |
|
---|
[623] | 1494 | class SpeedChecker(StateChecker):
|
---|
| 1495 | """Checker for the ground speed of aircraft.
|
---|
[539] | 1496 |
|
---|
[623] | 1497 | If, during the PUSHANDTAXI stage the speed exceeds 50 knots, the state is
|
---|
| 1498 | saved as a provisional takeoff state. If the speed then decreases below 50
|
---|
| 1499 | knots, or the plane remains on the ground for more than 40 seconds, a taxi
|
---|
| 1500 | speed error is logged with the highest ground speed detected. This state is
|
---|
| 1501 | also stored in the flight object as a possible
|
---|
| 1502 |
|
---|
| 1503 | If the plane becomes airborne within 40 seconds, the stage becomes TAKEOFF,
|
---|
| 1504 | and the previously saved takeoff state is logged.
|
---|
| 1505 |
|
---|
| 1506 | During the TAXIAFTERLAND stage, if the speed goes above 50 knots, a fault
|
---|
| 1507 | is logged based on the actual speed."""
|
---|
[539] | 1508 | @staticmethod
|
---|
[349] | 1509 | def logSpeedFault(flight, state, stage = None, updateID = None):
|
---|
[344] | 1510 | """Log the speed fault."""
|
---|
| 1511 | message = "Taxi speed over %.0f %s" % \
|
---|
| 1512 | (flight.speedFromKnots(50), flight.getEnglishSpeedUnit())
|
---|
[349] | 1513 | if stage is None:
|
---|
| 1514 | stage = flight.stage
|
---|
| 1515 | score = FaultChecker._getLinearScore(50, 80, 10, 15, state.groundSpeed)
|
---|
| 1516 | return flight.handleFault((SpeedChecker, stage), state.timestamp,
|
---|
| 1517 | FaultChecker._appendDuring(flight, message),
|
---|
| 1518 | score, updatePrevious = updateID is None,
|
---|
| 1519 | updateID = updateID)
|
---|
[344] | 1520 |
|
---|
| 1521 | def __init__(self):
|
---|
| 1522 | """Initialize the speed checker."""
|
---|
| 1523 | self._takeoffState = None
|
---|
| 1524 | self._highestSpeedState = None
|
---|
| 1525 |
|
---|
| 1526 | def check(self, flight, aircraft, logger, oldState, state):
|
---|
| 1527 | """Check the state as described above."""
|
---|
[623] | 1528 | if flight.stage==const.STAGE_PUSHANDTAXI or \
|
---|
| 1529 | flight.stage==const.STAGE_RTO:
|
---|
[644] | 1530 | if state.groundSpeed>50 and aircraft.hasStrobeLight and \
|
---|
| 1531 | state.strobeLightsOn is False:
|
---|
| 1532 | self.logSpeedFault(flight, state)
|
---|
| 1533 | else:
|
---|
| 1534 | self._checkPushAndTaxi(flight, aircraft, state)
|
---|
[623] | 1535 | elif flight.stage==const.STAGE_TAXIAFTERLAND:
|
---|
| 1536 | if state.groundSpeed>50:
|
---|
| 1537 | self.logSpeedFault(flight, state)
|
---|
| 1538 | else:
|
---|
| 1539 | self._takeoffState = None
|
---|
[344] | 1540 |
|
---|
| 1541 | def _checkPushAndTaxi(self, flight, aircraft, state):
|
---|
| 1542 | """Check the speed during the push and taxi stage."""
|
---|
| 1543 | if state.groundSpeed>50:
|
---|
| 1544 | if self._takeoffState is None:
|
---|
| 1545 | self._takeoffState = state
|
---|
| 1546 | self._highestSpeedState = state
|
---|
| 1547 | else:
|
---|
| 1548 | if state.groundSpeed>self._highestSpeedState.groundSpeed:
|
---|
| 1549 | self._highestSpeedState = state
|
---|
| 1550 |
|
---|
[414] | 1551 | if not state.onTheGround:
|
---|
[344] | 1552 | aircraft.setStage(self._takeoffState, const.STAGE_TAKEOFF)
|
---|
| 1553 | self._takeoffState = None
|
---|
[643] | 1554 | elif state.timestamp > (self._takeoffState.timestamp + 60):
|
---|
[414] | 1555 | flight.setRTOState(self._highestSpeedState)
|
---|
[344] | 1556 | elif self._takeoffState is not None:
|
---|
[349] | 1557 | flight.setRTOState(self._highestSpeedState)
|
---|
[344] | 1558 | self._takeoffState = None
|
---|
[11] | 1559 |
|
---|
| 1560 | #---------------------------------------------------------------------------------------
|
---|
| 1561 |
|
---|
| 1562 | class StrobeLightsChecker(PatientFaultChecker):
|
---|
| 1563 | """Check if the strobe lights are used properly."""
|
---|
| 1564 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1565 | """Check if the fault condition holds."""
|
---|
[480] | 1566 | return state.strobeLightsOn is not None and \
|
---|
| 1567 | ((flight.stage==const.STAGE_BOARDING and \
|
---|
[211] | 1568 | state.strobeLightsOn and state.onTheGround) or \
|
---|
| 1569 | (flight.stage==const.STAGE_TAKEOFF and \
|
---|
| 1570 | not state.strobeLightsOn and not state.gearsDown) or \
|
---|
| 1571 | (flight.stage in [const.STAGE_CLIMB, const.STAGE_CRUISE,
|
---|
| 1572 | const.STAGE_DESCENT] and \
|
---|
| 1573 | not state.strobeLightsOn and not state.onTheGround) or \
|
---|
| 1574 | (flight.stage==const.STAGE_PARKING and \
|
---|
[480] | 1575 | state.strobeLightsOn and state.onTheGround))
|
---|
[332] | 1576 |
|
---|
[11] | 1577 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1578 | """Log the fault."""
|
---|
| 1579 | message = "Strobe lights were %s" % (("on" if state.strobeLightsOn else "off"),)
|
---|
[30] | 1580 | flight.handleFault(StrobeLightsChecker, state.timestamp,
|
---|
| 1581 | FaultChecker._appendDuring(flight, message),
|
---|
| 1582 | 1)
|
---|
[11] | 1583 |
|
---|
| 1584 | #---------------------------------------------------------------------------------------
|
---|
| 1585 |
|
---|
| 1586 | class ThrustChecker(SimpleFaultChecker):
|
---|
| 1587 | """Check if the thrust setting is not too high during takeoff.
|
---|
| 1588 |
|
---|
| 1589 | FIXME: is this really so general, for all aircraft?"""
|
---|
| 1590 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1591 | """Check if the fault condition holds."""
|
---|
[263] | 1592 | return flight.stage==const.STAGE_TAKEOFF and \
|
---|
| 1593 | state.n1 is not None and max(state.n1)>97
|
---|
[332] | 1594 |
|
---|
[11] | 1595 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1596 | """Log the fault."""
|
---|
[30] | 1597 | flight.handleFault(ThrustChecker, state.timestamp,
|
---|
| 1598 | FaultChecker._appendDuring(flight,
|
---|
| 1599 | "Thrust setting was too high (>97%)"),
|
---|
[405] | 1600 | FaultChecker._getLinearScore(97, 110, 0, 10,
|
---|
| 1601 | max(state.n1)),
|
---|
| 1602 | updatePrevious = True)
|
---|
[11] | 1603 |
|
---|
| 1604 | #---------------------------------------------------------------------------------------
|
---|
| 1605 |
|
---|
| 1606 | class VSChecker(SimpleFaultChecker):
|
---|
| 1607 | """Check if the vertical speed is not too low at certain altitudes"""
|
---|
| 1608 | BELOW10000 = -5000
|
---|
| 1609 | BELOW5000 = -2500
|
---|
| 1610 | BELOW2500 = -1500
|
---|
| 1611 | BELOW500 = -1000
|
---|
| 1612 | TOLERANCE = 1.2
|
---|
| 1613 |
|
---|
| 1614 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1615 | """Check if the fault condition holds."""
|
---|
[197] | 1616 | vs = state.smoothedVS
|
---|
[11] | 1617 | altitude = state.altitude
|
---|
| 1618 | return vs < -8000 or vs > 8000 or \
|
---|
| 1619 | (altitude<500 and vs < (VSChecker.BELOW500 *
|
---|
[13] | 1620 | VSChecker.TOLERANCE)) or \
|
---|
[11] | 1621 | (altitude<2500 and vs < (VSChecker.BELOW2500 *
|
---|
[13] | 1622 | VSChecker.TOLERANCE)) or \
|
---|
[11] | 1623 | (altitude<5000 and vs < (VSChecker.BELOW5000 *
|
---|
[13] | 1624 | VSChecker.TOLERANCE)) or \
|
---|
[11] | 1625 | (altitude<10000 and vs < (VSChecker.BELOW10000 *
|
---|
[13] | 1626 | VSChecker.TOLERANCE))
|
---|
[332] | 1627 |
|
---|
[11] | 1628 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1629 | """Log the fault."""
|
---|
[197] | 1630 | vs = state.smoothedVS
|
---|
[11] | 1631 |
|
---|
| 1632 | message = "Vertical speed was %.0f feet/min" % (vs,)
|
---|
| 1633 | if vs>-8000 and vs<8000:
|
---|
| 1634 | message += " at %.0f feet (exceeds company limit)" % (state.altitude,)
|
---|
| 1635 |
|
---|
| 1636 | score = 10 if vs<-8000 or vs>8000 else 0
|
---|
| 1637 |
|
---|
[30] | 1638 | flight.handleFault(VSChecker, state.timestamp,
|
---|
| 1639 | FaultChecker._appendDuring(flight, message),
|
---|
| 1640 | score)
|
---|
[11] | 1641 |
|
---|
| 1642 | #---------------------------------------------------------------------------------------
|
---|